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    <pre class="prettyprint lang-js">Ext.onReady(function(){
    Ext.QuickTips.init();
    Ext.form.Field.prototype.msgTarget = 'side';

    /* Language chooser combobox  */
    var store = new Ext.data.ArrayStore({
        fields: ['code', 'language', 'charset'],
        data : Ext.exampledata.languages // from languages.js
    });
    var combo = new Ext.form.ComboBox({
        store: store,
        displayField:'language',
        typeAhead: true,
        mode: 'local',
        triggerAction: 'all',
        emptyText: 'Select a language...',
        selectOnFocus: true,
        onSelect: function(record) {
            window.location.search = Ext.urlEncode({"lang":record.get("code"),"charset":record.get("charset")});
        }
    });
    combo.render('languages');

    // get the selected language code parameter from url (if exists)
    var params = Ext.urlDecode(window.location.search.substring(1));
    
    if (params.lang) {
        // check if there's really a language with that language code
        record = store.data.find(function(item, key){
            if (item.data.code == params.lang) {
                return true;
            }
            return false;
        });
        // if language was found in store assign it as current value in combobox
        if (record) {
            combo.setValue(record.data.language);
        }
    }

    /* Email field */
    var emailfield = new Ext.FormPanel({
        labelWidth: 100, // label settings here cascade unless overridden
        frame: true,
        title: 'Email Field',
        bodyStyle: 'padding:5px 5px 0',
        width: 360,
        defaults: {width: 220},
        defaultType: 'textfield',

        items: [
            {
                fieldLabel: 'Email',
                name: 'email',
                vtype: 'email'
            }
        ]
    });
    emailfield.render('emailfield');

    /* Datepicker */
    var datefield = new Ext.FormPanel({
        labelWidth: 100, // label settings here cascade unless overridden
        frame: true,
        title: 'Datepicker',
        bodyStyle: 'padding:5px 5px 0',
        width: 360,
        defaults: {width: 220},
        defaultType: 'datefield',
        items: [
            {
                fieldLabel: 'Date',
                name: 'date'
            }
        ]
    });
    datefield.render('datefield');

    // shorthand alias
    var fm = Ext.form, Ed = Ext.grid.GridEditor;

    var monthArray = Date.monthNames.map(function (e) { return [e]; });

    var ds = new Ext.data.Store({
        proxy: new Ext.ux.data.PagingMemoryProxy(monthArray),
        reader: new Ext.data.ArrayReader({}, [
            {name: 'month'}
        ])
    });

    var cm = new Ext.grid.ColumnModel([{
           header: "Months of the year",
           dataIndex: 'month',
           editor: new Ed(new fm.TextField({
               allowBlank: false
           })),
           width: 240
        }]);

    cm.defaultSortable = true;

    var grid = new Ext.grid.GridPanel({
    width: 360,
    height: 203,
    title:'Month Browser',
    store: ds,
    cm: cm,
    sm: new Ext.grid.RowSelectionModel({selectRow:Ext.emptyFn}),

    bbar: new Ext.PagingToolbar({
            pageSize: 6,
            store: ds,
            displayInfo: true
        })
    });
    
    grid.render('grid');

    // trigger the data store load
    ds.load({params:{start:0, limit:6}});
});</pre>    
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